AUT - John Cronin

Professor John Cronin

Professor - Strength & Conditioning

Phone: +64 9 921 921 x 7523

Email: john.cronin@aut.ac.nz

Links to relevant web pages:
Sports Performance Research Institute New Zealand
John's professorial profile at AUT University

Qualifications:

PhD (Auckland), BEd, MA, DipHighPerformaCoaching, DipPE, Dip Tchg

Memberships and Affiliations:

• Adjunct Professorial Position at Edith Cowan University
• Diploma High Performance Coaching (Canada)
• Level IV Accreditation – Rugby (Canada)
• Examiner for: Thesis students
• External reviewer for: Journal of Science and Medicine in Sport; Journal of Sports Science; Physical Therapy in Sport; Journal of Applied Biomechanics; Clinical Biomechanics, International Journal of Sports Physiology and Performance; European Journal of Applied Physiology; and New Zealand Coach.
  

Teaching Areas:

• Strength and conditioning
• Muscle mechanics and physiology
• Sports biomechanics

Research areas:

Strength and Conditioning, and Biomechanics specialty areas:

• Kinematics and kinetics of resistance training
• Movement competency screening
• Development of strength, power, speed, balance and agility
• Eccentric exercise
• Long term athlete development
• Cricket research

Research Summary:

John has research interests in human movement/ sport performance research particularly around the strengthening of muscle, these themes spanning high performance sport to long-term athlete development. John has published over 140 peer-reviewed papers as well one book chapter; 43 invited or keynote presentations at national and international conferences/symposia and 89 national or international conference presentations. John is currently supervising 17 postgraduate students (13 PhD, 4 Masters), many of these students Head Strength and Conditioning coaches of sports in NZ, Australia and England. John has consulted to many sports and is currently the National Strength and Conditioning Lead for NZ Cricket.

Current Research Projects:

• Development of “movement competency” based assessment battery and application to developmental athletes (with PhD student Matt Kritz, USA).
• Neuromuscular readiness for training (with PhD student Kristie Lee Taylor and Australian Institute of Sport).
• Assessment and development of a more powerful and stable scrum (with PhD student Albert Chang, Canada).
• Long term athlete development – windows of trainability for strength and power development (with PhD student Cesar Meylan, Switzerland).
• Methods for assessing, monitoring and improving athletic performance (with PhD student Travis McMaster, Canada).
• Long term athlete development – windows of trainability for speed development speed (with PhD student Michael Rumpf, Germany).
• The development of maximal running speed characteristics with age, growth, maturity and training (with PhD student Rob Meyers, Wales).
• Methods of monitoring and improving BMX performance (with PhD student John Cowell, USA).
• Development of valid and reliable strength and power measures for rowing (with PhD student Trent Lawton, Australia).
• Transference of horizontal and vertical hip strengthening exercise to speed, acceleration, and power adaptations in sports performance (with PhD student Bret Contreras, USA).
• Optimising fielding and wicket keeping ability: a movement analysis and conditioning perspective (with PhD student Dani McDonald, UK).
  
• Strongman implements: applications for strength and conditioning practice (with PhD student Paul Winwood, NZ).
• Traumatic anterior shoulder instability in young rugby and rugby league players: classification, strength and treatment in recurrent instability (with PhD student Margie Olds, NZ).
• The effects of two protein intakes on lean body mass and performance in lean weight lifters during a hypoenergetic diet (with MPhil student Eric Helms).

Post Graduate Completions

• Aaron Randell (2011): The effect of feedback and horizontal force training on functional performance.
• Jennifer Hewit (2011): Developing agility in netball players.
• Keir Hansen (2011): High- versus low-load training for lower body muscular power: effect of load and rest periods on mechanical and hormonal profiles and rating of perceived exertion in elite athletes.
• Adam Godfrey (2011): The acute effects of rubber based resistance on repetition and total set kinetics and kinematics during the bench press exercise.
• Nick Webb (2011): The relative efficacy of recovery modalities following professional rugby league competition matches.
  
• Teresa Ogen (2010): Time motion analysis of touch rugby.
  
• Nur Ikhwan Mohammed (2010): Kinematic and kinetic analysis of hypertrophic loading parameters and their influence on muscular adpatation.
  
• Simon Pearson (2010): Biomechanics and conditioning for the enhancement of grinding performance in America's Cup sailing.
• Cesar Meylan (2009): Kinematic and kinetic characteristics of unilateral jump assessments: reliability, asymmetry and relationship to jump performance.
• Travis McMaster (2009): Effect of resistance mode on squat and jump kinematics and kinetics.
• Matt Brughelli (2009): Shift in optimum length of length-tension relationship and influence on injury and functional performance.
• Nigel Harris (2008): Kinetics and kinematics of strength and power development.
• David Frost (2008): A biomechanical comparison of pneumatic and free weight resistance.
• Cailyn Rogers (2007): Assessment of static balance ability in an athletic population.
• Kevin Sheehy (2006):The acute effects of weight training on softball throwing velocity.
• Ian Wilcock (2005): The effect of water immersion, active recovery and passive recovery on repeated bouts of explosive exercise and blood plasma fraction.
• Lisa Weaver (2005): Balance in netballers.
• Michelle Nash (2005): The effect of vibration and static stretches on dynamic knee range of motion and lower limb function.
• Shantelle Bliss (2005): Bicycle seat designs and their effect on seat and handlebar pressure in male and female cyclists and comfort and stability in experienced, novice, male and female cyclists on a non-stationary bicycle.
• Jamie Denton (2004):The kinematic, kinetic and blood lactate profiles of continuous and intra-set rest loading schemes.
• Blair Crewther (2004): The mechanical, hormonal and metabolic responses to two resistance loading schemes.
• Greg Owen (2004): The influence of whole body vibration on knee extensor stiffness and functional performance.
• Johnny Claxton (2003): The pre-event preparation routine: the role of stretching.
• Keir Hansen (2002):  A kinematic analysis of acute and longitudinal adaptations to resisted sprinting.

Publications:

Peer Reviewed Articles (A recent selection only):

• Cowell, J. F., McGuigan, M., & Cronin, J. (2012). Strength training considerations for the bicycle motorcross athlete. Strength and Conditioning Journal, 34(1), 1-7.
• de Villarreal, E. S., Requena, B., & Cronin, J. B. (2012). The effects of plyometric training on sprint performance: A meta-analysis. Journal of Strength and Conditioning Research, 26(2), 575-584.
• Hewit, K., Cronin, J. B., & Hume, P. (2012). Multidirectional leg assymetry assessment in sport. Strength and Conditioning Journal, 34(1), 82-86.
• Mohamad, N. I., Cronin, J., & Nosaka, K. (2012). Brief review: Maximising hypertophic adaptation-possible contributions of aerobic exercise in the interset rest period. Strength and Conditioning Journal, 34(1), 8-15.
• Mohamad, N. I., Cronin, J. B., & Nosaka, K. K. (2012). Difference in kinematics and kinetics between high- and low- velocity resistance loading equated by volume: implications for hypertrophy training. Journal of Strength and Conditioning Research 26(1), 269-275.
• Mohamad, N. I., Cronin, J. B., & Nosaka, K. K. (2012). The effect of aerobic exercise during the interset rest periods on kinematics, kinetics, and lactate clearance of two resistance loading schemes. Journal of Strength and Conditioning Research 26(1), 73-79.
• Rumpf, M. C., & Cronin, J. (2012). Injury incidence, body site, and severity in soccer players aged 6-18 years: Implications for injury prevention. Strength and Conditioning Journal, 34(1), 20-31.
• Brughelli, M., Cronin, J., & Chaouachi, A. (2011). Effects of running velocity on running kinetics and kinematics. Journal of Strength and Conditioning Research, 25(4), 933-939.
• Hansen, K. T., Cronin, J. B., & Newton, M. J. (2011). The reliability of linear position transducer, force plate and combined measurement of explosive power-time variables during a loaded jump squat in elite athletes. Sports Biomechanics, 10(1), 46-58.
• Hansen, K. T., Cronin, J. B., & Newton, M. J. (2011). Three methods of calculating force-time variables in the rebound jump squat. Journal of Strength and Conditioning Research, 25(3), 867-871.
• Hewit, J., Cronin, J., Button, C., & Hume, P. (2011). Understanding deceleration in sport. Strength and Conditioning Journal, 33(1), 47-52.
• Jidovtseff, B., Harris, N. K., Criellard, J., & Cronin, J. B. (2011). Using the load-velocity relationship for 1RM prediction. Journal of Strength and Conditioning Research, 25(1), 267-270.
• Lawton, T., Cronin, J., McGuigan, M. (2011). Strength testing and training of rowers. Sports Medicine, 41(5), 413-432.
• Mohamad, N. I., Nosaka, K., & Cronin, J. (2011). Maximizing hypertrophy: possible contribution of stretching in the interset rest period. Strength and Conditioning Journal, 33(1), 81-87.
• Randell, A. D., Cronin, J. B., Keogh, J. W. L., Gill, N. D., & Pederson, M. C. (2011). Effect of instantaneous performance feedback during 6 weeks of velocity-based resistance training on sport-specific performance tests. Journal of Strength and Conditioning Research, 25(1), 87-93.
• Taylor, K., Cronin, J. B., Gill, N. D., Chapman, D. W., & Sheppard, J. M. (2011). Warm-up effects diurnal variation in power output. International Journal of Sports Medicine, 32, 185-189.

Conference Proceedings (A recent selection only):

• McMaster, T., Gill, N. D., Cronin, J., & McGuigan, M. R. (2011, 17-18 November). Accelerometer placement greatly affects jump kinematics and kinetics. Presented at the meeting of the SPRINZ Strength and Conditioning Conference, AUT University, Auckland.
• Rumpf, M. C., & Cronin, J. B. (2011, 26-30 May). Does skill assessment support national selection? Presented at the VIIth World Conference on Science & Football, Osaka, Japan.
• Rumpf, M. C., & Cronin, J. B. (2011, 28-30 September). Skill and physical development in long-term player development in football. Presented at the 5th ISN International Sports Medicine and Sports Science Conference 2011, Kuala Lumpur, Malaysia.
• Rumpf, M., Meylan, C. M., & Cronin, J. (2011, 17-18 November). Reliability of a new change of direction test for team sports. Presented at the meeting of the SPRINZ Strength and Conditioning Conference, AUT University, Auckland. 
• Cronin, J., & Rogers, C. (2010, 25-28 May). Static balance ability in children. Paper presented at the meeting of the III International Conference of Physical Education and Sports Science, Singapore.
• Hughes, M., Archer, M., Stembridge, M., Meyers, R., Oliver, J., & Cronin, J. (2010, 25-28 May). The influence of maturation and age on speed-training gains in 11 to 16 year old boys. Paper presented at the meeting of the III International Conference of Physical Education and Sports Science, Singapore.
• Meyers, R., Oliver, J., Hughes, M., & Cronin, J. (2010, 25-28 May). The influence of maturation status on maximal sprint speed characteristics in boys. Paper presented at the meeting of the III International Conference of Physical Education and Sports Science, Singapore.
• Kilding, A., Wagenaar, R., Cronin, J., & McGuigan, M. (2010, 25-28 May). Circuit training at school: effects on fitness and movement competency of young children. Paper presented at the meeting of the III International Conference of Physical Education and Sports Science, Singapore.
• Jidovsteff, B., Cronin, J., Harris, N., & Quievre, J. (2010, September). Mechanical comparison of eight vertical jump exercises. Paper presented at the meeting of the Computer Methods in  Biomechanics and Biomedical Engineering, France.
• Quievre, J., Cronin, J., Harris, N., & Jidovtseff, B. (2010, September). Acceleration and gravity power: a concept for understanding total power output. Paper presented at the meeting of the Computer Methods in Biomechanics and Biomedical Engineering, France.
• Taylor, K., & Cronin, J. (2010, June). Validation of a practical test for measuring neuromuscular fatigue in athletes. Paper presented at the meeting of the European Congress of Sport Science, Antalya, Turkey.

Invited Speaker Presentations (A recent selection only):

• Cronin, J. (2011, 28-10 September). Assessment-programme connect: strength and power training. Symposium conducted at the meeting of the 5th ISN International Sports Medicine and Sport Science Conference: Strength and Conditioning, National Sports Institute of Malaysia, Kuala Lumpur.
• Cronin, J. (2011, 16 February). Development of strength, power, speed and agility for human performance (Part 1 and 2). Symposium conducted at the meeting of the ISN Lecture Series 2/2011: Strength and Conditioning, National Sports Institute of Malaysia, Kuala Lumpur.
• Cronin, J. (2010, May 12th). Training the female athlete. Symposium conducted at the meeting of the Pre-symposium to Italian Olympic Conference, Rome, Italy.
• Cronin, J. (2010, May 13). Strength and power training for team sport athletes. Symposium conducted at the meeting of the Italian Olympic Committee Conference, Rome, Italy.
• Cronin, J. (2010, May 14). Research in strength and power. Symposium conducted at the meeting of the Italian Olympic Committee, Rome, Italy.
• Cronin, J. (2010, March 20-21). Optimising musculotendinous adaptation: matching resistance mode to individual needs Symposium conducted at the meeting of the New Zealand Sports and Orthopaedic Physiotherapy Association - Conitinuum of Care, Tauranga.
• Cronin, J. (2010, March 20-21). Muscle-connective tissue interaction: implications for performance and conditioning Symposium conducted at the meeting of the New Zealand Sports and Orthopaedic Physiotherapy Association - Conitinuum of Care, Tauranga, NZ.
• Cronin, J. (2010, March 29-30). Muscle-connective tissue interaction: implications for performance, rehabilitation and conditioning. Symposium conducted at the meeting of the New Zealand Academy of Sport Strength and Conditioners Workshop, Christchurch, New Zealand.